Tire tread



FIG. 1 is a perspective view of a tire tread;

FIG. 2 is a front elevation view thereof; and,

FIG. 3 is an enlarged view of FIG. 2.

Broken lines in the figures depict unclaimed environmental subjectmatter only and form no part of the claimed design.

CLAIM The ornamental design for a tire tread, as shown and described.